2017

6.4

1960

4.0

2004

5.6

2001

4.8

1996

6.2

2018

10.0

0.0

2017

5.6

2008

1.0

2007

6.2

1995

8.0

2014

5.9

2018

4.2

1978

6.0

2008

7.5

1977

6.8

1954

4.6

2012

6.4

1984

7.0

1927

5.8